class_docstr: Processes input, possibly statefully.
docstr: Copies all state from other filter to self.
docstr_tok: ["Copies","all","state","from","other","filter","to","self","."]
code: def sync(self, other):
      """Copies all state from other filter to self."""
      raise NotImplementedError
  
imports: import numpy
label_desc: Use image node_id 3 for calling the Filter obj's underlying member method code with example usage: obj.sync(other) without return types